<?php

$account    =   $_REQUEST['account'];
$passwd     =   $_REQUEST['passwd'];

empty($account) &&  $account    =   '心的2/1我的宝贝肉肉';
empty($passwd)  &&  $passwd     =   '1';


$passString =   md5(md5($account).md5($passwd));

echo 'account = "', $account, '", passwd="', $passwd, '",  === passwdMd5String = "', $passString, '"';
